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PCB Layout for a Charge-Pump Bipolar Power Supply

PCB Layout for a Charge-Pump Bipolar Power Supply

In this article we’ll look at the PCB design for a low-noise ±5 V inductorless power supply.


How to Design Schmitt Trigger Oscillators

How to Design Schmitt Trigger Oscillators

This article discusses the good and the bad regarding Schmitt Trigger RC oscillators. These oscillators are especially important because they are present in the internal oscillator in many popular MCUs.


Designing a Charge-Pump Bipolar Power Supply

Designing a Charge-Pump Bipolar Power Supply

This article presents and discusses a schematic design for a ±5 V inductorless power supply.


Boosting and Inverting without Inductors: Charge-Pump Power Supplies

Boosting and Inverting without Inductors: Charge-Pump Power Supplies

This article discusses charge-pump DC/DC converters and introduces a design for an inductorless bipolar power-supply circuit.


How to Monitor Current with an Op-Amp, a BJT, and Three Resistors

How to Monitor Current with an Op-Amp, a BJT, and Three Resistors

This article, part of AAC’s Analog Circuit Collection, explains the functionality of a clever circuit that accurately measures supply current.


Need a Current Regulator? Use a Voltage Regulator!

Need a Current Regulator? Use a Voltage Regulator!

This article, part of AAC’s Analog Circuit Collection, shows you how linear voltage regulators can also be handy in constant-current applications.


Conveniently Control Your Load Current with a Voltage-to-Current Converter

Conveniently Control Your Load Current with a Voltage-to-Current Converter

This article, part of AAC’s Analog Circuit Collection, presents a straightforward way to precisely control the current through an LED (or through a typical resistive load).


Designing a Self-Biasing Class C Amplifier

Designing a Self-Biasing Class C Amplifier

This article, part of AAC’s Analog Circuit Collection, explores a self-biased class C stage that could be used in an RF power amplifier.


How to Build Your Own Function Generator Using Analog Devices’ AD9833

How to Build Your Own Function Generator Using Analog Devices’ AD9833

Tired of using your PC or mobile phone as a signal generator? It’s time to upgrade to a standalone one by making it yourself.


Projects Jan 17, 2018 by Cezar Chirila
PCB Layout for an Arbitrary Waveform Generator

PCB Layout for an Arbitrary Waveform Generator

In this article we’ll discuss the PCB layout for a custom-designed arbitrary waveform generator board.


Overcurrent Protection in AC Power Systems

Overcurrent Protection in AC Power Systems

Get an intro to overcurrent protection and OCPDs (overcurrent protection devices).


The Difference Between Slow Decay Mode and Fast Decay Mode in H-Bridge DC Motor Applications

The Difference Between Slow Decay Mode and Fast Decay Mode in H-Bridge DC Motor Applications

Learn the difference between slow decay mode and fast decay mode, why these names are used, and how they influence motor deceleration.


An Introduction to Laser Diodes

An Introduction to Laser Diodes

Learn about the laser diode, including package types, applications, drive circuitry, and some laser diode specifications.


Simplify Your Lighting Design: A New Constant-Current Regulator from Diodes Incorporated

Simplify Your Lighting Design: A New Constant-Current Regulator from Diodes Incorporated

ICs such as the BCR401U provide high-quality control of LEDs for applications that require something better than the typical series-resistor arrangement.


Seeking a Better Switch: A New High-Power FET from ON Semiconductor

Seeking a Better Switch: A New High-Power FET from ON Semiconductor

MOSFETs are certainly not new technology, but ongoing performance improvements make it worth your while to keep an eye on new releases.


High-Frequency FET Control: A New Gate-Driver IC from Diodes Incorporated

High-Frequency FET Control: A New Gate-Driver IC from Diodes Incorporated

Gate-driver ICs such as the DGD0506 provide a convenient and efficient way to control high-current loads.


Fast, Ultrafast, Soft, Standard, Schottky: Selecting the Right Rectifier

Fast, Ultrafast, Soft, Standard, Schottky: Selecting the Right Rectifier

This article is a deeper dive into the speed-related recovery characteristics of rectifiers, and how this dynamic behavior has significant effects on the circuits in which the rectifier is placed.


Fast, Ultrafast, Standard, Soft, Schottky: What’s the Right Rectifier for Your Power Circuitry?

Fast, Ultrafast, Standard, Soft, Schottky: What’s the Right Rectifier for Your Power Circuitry?

This article will help you understand rectifiers: how their static behavior differs from their dynamic behavior, and how “speed” is used as a defining characteristic.


Convenient, High-Efficiency Power: A New Series of DC/DC Converter Modules from Murata

Convenient, High-Efficiency Power: A New Series of DC/DC Converter Modules from Murata

You can’t beat the efficiency of switch-mode power supplies, and you can avoid the design-complexity issue by using DC/DC modules such as those in the OKDx-T/90 series.


Determining the Equivalent Series Resistance (ESR) of Capacitors

Determining the Equivalent Series Resistance (ESR) of Capacitors

Learn more about the importance of capacitor ESR, how to measure it, and what factors can affect your measurements.